CN217736693U

CN217736693U - Face frontier defense and protect autoalarm

Info

Publication number: CN217736693U
Application number: CN202123223397.5U
Authority: CN
Inventors: 邹挺; 赵永江; 张士龙
Original assignee: Beijing Construction Engineering Co Ltd of China Railway Electrification Engineering Group Co Ltd
Current assignee: Beijing Construction Engineering Co Ltd of China Railway Electrification Engineering Group Co Ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-11-04
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a face limit protection autoalarm relates to protection autoalarm technical field, including base and the cylinder pole of fixed connection on the base, be provided with elevating system on the cylinder pole, the last installation piece that is provided with of elevating system, be provided with light beam interruption type inductor through installation mechanism on the installation piece, elevating system establishes the ring on the cylinder pole including the slip cap, and the lateral wall of ring is seted up flutedly, the lateral wall fixedly connected with rack of cylinder pole, the utility model discloses, conveniently adjust the height of light beam interruption type inductor through elevating system, and then adapt to required height under the different environment for the infrared ray that light beam interruption type inductor sent is located effective induction area, and accurate sensing signal of being convenient for has solved among the prior art autoalarm's height and has been fixed, can not go height-adjusting according to the site environment of difference to as for use inconvenient problem.

Description

Face frontier defense and protect autoalarm

Technical Field

The utility model relates to a protection automatic alarm device technical field especially relates to an face limit protection automatic alarm device.

Background

Present building exists a lot of in the work progress and faces limit danger area, often has the occurence of failure that the constructor eminence falls, faces the limit and usually sets up double-deck rail or sets up the safety net in the building trade, utilizes light beam to hide disconnected formula inductor cooperation rail or safety net, can realize warning purpose in the protection.

In order to prevent construction workers from falling off when crossing into a critical area, a beam-blocking sensor is placed in the critical area of the construction site to alarm and remind the workers, and an automatic beam-blocking sensor device in the prior art is fixed in height, cannot adapt to the height requirements according to different construction site environments, and sometimes is too high or too low, so that infrared rays emitted by the beam-blocking sensor are located outside an effective sensing area, and signals cannot be accurately sensed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the beam interruption type inductor that exists can not carry out altitude mixture control among the prior art, and the automatic alarm device is protected to frontier defense who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a face limit protection autoalarm, includes base and the cylinder pole of fixed connection on the base, be provided with elevating system on the cylinder pole, the last installation piece that is provided with of elevating system, be provided with light beam interruption formula inductor through installation mechanism on the installation piece, elevating system establishes the ring on the cylinder pole including the slip cover, the lateral wall of ring is seted up flutedly, the lateral wall fixedly connected with rack of cylinder pole, the bottom of rack is passed the recess and is extended to the below of recess, the lateral wall fixedly connected with guard box of ring, the guard box is located the outside of rack, one side that the guard box is close to the ring has the uncovered with the recess intercommunication, be provided with drive assembly in the guard box.

The above technical solution further comprises:

the drive assembly is including rotating the dead lever of connection in the guard box inside, fixedly connected with worm wheel on the dead lever, it is connected with the worm to rotate on the guard box, just the lateral wall of worm meshes with the lateral wall of worm wheel, fixedly connected with and rack toothing's gear on the dead lever, just the gear is located one side of worm wheel.

One end of the worm penetrates through the protective box and extends to the outside of the protective box, and the worm extends to one end fixedly connected with handle outside the protective box.

The installation mechanism includes the post of placing of fixed mounting at installation piece top, the standing groove has been seted up on the top of placing the post, light beam interruption type inductor is placed in the standing groove, the top fixedly connected with of installation piece is the connecting plate of L shape, the connecting plate is located the one side of placing the post.

The internal thread at the top of the connecting plate is connected with a screw rod, and the screw rod is positioned above the light beam blocking type inductor.

The bottom of base rotates and is connected with a plurality of gyro wheels, the bottom fixedly connected with rubber pad of screw rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, conveniently adjust the height of light beam interruption type inductor through elevating system, and then adapt to required height under the different environment for the infrared ray that light beam interruption type inductor sent is located effective induction area, and accurate sensing signal of being convenient for has solved among the prior art automatic alarm device highly for fixed, can not go height-adjusting according to the site environment of difference, so that use inconvenient problem.

2. The utility model discloses in, install and dismantle beam interruption formula inductor through installation mechanism, and then when not using beam interruption formula inductor, can deposit beam interruption formula inductor dismantlement to the increase is to the protectiveness of beam interruption formula inductor.

Drawings

Fig. 1 is a schematic view of a front view structure of an automatic alarming device for edge protection provided by the utility model;

fig. 2 is a schematic side view of the edge protection automatic alarm device of the present invention;

fig. 3 is a schematic view of the upward view structure of the edge protection automatic alarm device provided by the present invention;

fig. 4 is an enlarged schematic structural view of a portion B in fig. 2 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of a point a in fig. 3 according to the present invention.

In the figure: 1. a base; 2. a cylindrical rod; 3. a lifting mechanism; 31. a circular ring; 32. a groove; 33. a rack; 34. a protective box; 4. mounting a block; 5. an installation mechanism; 51. placing the column; 52. a placement groove; 53. a connecting plate; 54. a screw; 55. a rubber pad; 6. a beam-blocking sensor; 7. a drive assembly; 71. a worm gear; 72. a worm; 73. a handle; 74. a fixing rod; 75. a gear; 8. and (4) a roller.

Detailed Description

The following describes the technical solution of the present invention with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1-5, the utility model provides an edge protection automatic alarm device, including base 1 and the cylinder pole 2 of fixed connection on base 1, be provided with elevating system 3 on the cylinder pole 2, be provided with installation piece 4 on the elevating system 3, be provided with light beam interruption formula inductor 6 through installation mechanism 5 on the installation piece 4, elevating system 3 includes that the slip cap establishes the ring 31 on cylinder pole 2, the lateral wall of ring 31 has seted up recess 32, the lateral wall of cylinder pole 2 is fixedly connected with rack 33, the bottom of rack 33 passes recess 32 and extends to the below of recess 32, the lateral wall of ring 31 is fixedly connected with guard box 34, guard box 34 is located the outside of rack 33, one side that guard box 34 is close to ring 31 has the uncovered that communicates with recess 32, be provided with drive assembly 7 in the guard box 34;

the driving assembly 7 comprises a fixed rod 74 which is rotatably connected inside the protective box 34, a worm wheel 71 is fixedly connected on the fixed rod 74, a worm 72 is rotatably connected on the protective box 34, the side wall of the worm 72 is meshed with the side wall of the worm wheel 71, a gear 75 which is meshed with the rack 33 is fixedly connected on the fixed rod 74, and the gear 75 is positioned on one side of the worm wheel 71;

one end of the worm 72 penetrates through the protective box 34 and extends to the outside of the protective box 34, and one end of the worm 72 extending to the outside of the protective box 34 is fixedly connected with a handle 73;

in this embodiment, the height of the beam-blocking sensor 6 can be conveniently adjusted by the lifting mechanism 3, so as to adapt to heights required under different environments, so that infrared rays emitted by the beam-blocking sensor 6 are located in an effective sensing area, and signals can be sensed accurately, thereby solving the problem that the height of an automatic alarm device in the prior art is fixed, and the height cannot be adjusted according to different field environments, so that the automatic alarm device is inconvenient to use, when the height is adjusted, the handle 73 is rotated forward or reversely, the handle 73 drives the worm 72 to rotate, the worm 72 drives the worm wheel 71 meshed with the worm 72 to rotate, the worm wheel 71 drives the fixing rod 74 to rotate, the fixing rod 74 drives the gear 75 to rotate, as the gear 75 is meshed with the rack 33, the gear 75 is driven on the rack 33, the gear 75 moves upwards or downwards along the rack 33, the gear 75 drives the protection box 34 to move upwards or downwards, the protection box 34 drives the beam-blocking sensor 6 to move upwards or downwards through the placing column 51, and further realizing the height adjustment of the beam-blocking sensor 6, which is convenient to use, and the worm wheel 71 and the worm wheel 72 can also self-lock the gear 75 under the self-weight;

when a person crosses into the dangerous area and blocks the infrared rays emitted by the beam interruption type sensor 6, the beam interruption type sensor 6 automatically alarms, so that the purpose of reminding the person to cross into the dangerous area is achieved, and the safety is improved.

Example 2

As shown in fig. 1, based on embodiment 1, the mounting mechanism 5 includes a placing column 51 fixedly mounted on the top of the mounting block 4, a placing slot 52 is opened at the top end of the placing column 51, the light beam blocking type sensor 6 is placed in the placing slot 52, an L-shaped connecting plate 53 is fixedly connected to the top of the mounting block 4, and the connecting plate 53 is located on one side of the placing column 51;

a screw 54 is connected to the inner thread of the top of the connecting plate 53, and the screw 54 is located above the beam-blocking sensor 6;

the bottom of the base 1 is rotatably connected with a plurality of rollers 8, and the bottom end of the screw rod 54 is fixedly connected with a rubber pad 55;

in this embodiment, the light beam blocking sensor 6 is mounted and dismounted by the mounting mechanism 5, and then when the light beam blocking sensor 6 is not used, the light beam blocking sensor 6 can be dismounted and stored to increase the protection of the light beam blocking sensor 6, specifically, when the light beam blocking sensor 6 is mounted, the light beam blocking sensor 6 is directly placed in the placing groove 52, then the screw 54 is rotated to drive the rubber pad 55 to move downwards until the rubber pad 55 contacts with the top of the light beam blocking sensor 6, so that the light beam blocking sensor 6 is limited and fixedly mounted by the screw 54, and the rubber pad 55 increases the buffer force between the screw 54 and the light beam blocking sensor 6, and the screw 54 is prevented from damaging the housing of the light beam blocking sensor 6;

when the sensor is disassembled, the screw rod 54 is rotated reversely, the screw rod 54 drives the rubber pad 55 to move upwards to a proper height, the limit on the light beam blocking sensor 6 is released, and then the light beam blocking sensor 6 is taken down;

be convenient for through a plurality of gyro wheels 8 to the removal of whole device, the quantity of gyro wheel 8 is three at least, and 8 functions of taking the auto-lock of gyro wheel prevent whole device automatically move, and then influence the normal work of light beam interruption formula inductor 6.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a face limit protection autoalarm, includes base (1) and cylinder pole (2) of fixed connection on base (1), its characterized in that, be provided with elevating system (3) on cylinder pole (2), be provided with installation piece (4) on elevating system (3), be provided with beam interruption formula inductor (6) through installation mechanism (5) on installation piece (4), elevating system (3) establish ring (31) on cylinder pole (2) including the slip cover, recess (32) have been seted up to the lateral wall of ring (31), the lateral wall fixedly connected with rack (33) of cylinder pole (2), the bottom of rack (33) is passed recess (32) and is extended to the below of recess (32), the lateral wall fixedly connected with guard box (34) of ring (31), guard box (34) are located the outside of rack (33), one side that guard box (34) are close to ring (31) has the uncovered that communicates with recess (32), be provided with drive assembly (7) in guard box (34).

2. An automatic alarming device for limb protection according to claim 1, wherein the driving assembly (7) comprises a fixing rod (74) rotatably connected inside the protection box (34), a worm wheel (71) is fixedly connected to the fixing rod (74), a worm (72) is rotatably connected to the protection box (34), the side wall of the worm (72) is meshed with the side wall of the worm wheel (71), a gear (75) meshed with the rack (33) is fixedly connected to the fixing rod (74), and the gear (75) is located on one side of the worm wheel (71).

3. An automatic alarm device for limb protection according to claim 2, characterized in that one end of the worm (72) penetrates the protection box (34) and extends to the outside of the protection box (34), and one end of the worm (72) extending to the outside of the protection box (34) is fixedly connected with a handle (73).

4. An edge-approaching protection automatic alarm device according to claim 1, wherein the mounting mechanism (5) comprises a placing column (51) fixedly mounted on the top of the mounting block (4), a placing groove (52) is formed at the top end of the placing column (51), the light beam interruption type sensor (6) is placed in the placing groove (52), a connecting plate (53) in an L shape is fixedly connected to the top of the mounting block (4), and the connecting plate (53) is positioned on one side of the placing column (51).

5. An edge-approaching protection automatic alarm device according to claim 4, characterized in that the inside of the top of the connecting plate (53) is connected with a screw (54) by screw thread, and the screw (54) is positioned above the light beam interruption type sensor (6).

6. An automatic alarming device for limb protection according to claim 5, wherein the bottom end of the screw rod (54) is fixedly connected with a rubber pad (55), and the bottom of the base (1) is rotatably connected with a plurality of rollers (8).